/* ========================================================================== 
 * 13.78.23 — Experience left navigation hierarchy
 * Presentation only. Existing routes, menu order, account authority and
 * category map remain unchanged. Primary actions lead; secondary groups recede.
 * ========================================================================== */

/* Shared primary navigation grammar. */
.dhvx-app[data-dhv-experience="feed"] .dhvx-nav a,
.dhvx-site-app .dhvx-nav a {
  position: relative;
  color: var(--dhvx-text-secondary);
  font-weight: 610;
}
.dhvx-app[data-dhv-experience="feed"] .dhvx-nav a .dhvx-icon,
.dhvx-site-app .dhvx-nav a .dhvx-icon {
  width: 22px;
  height: 22px;
  color: var(--dhvx-text-muted);
}
.dhvx-app[data-dhv-experience="feed"] .dhvx-nav a:hover,
.dhvx-site-app .dhvx-nav a:hover {
  color: var(--dhvx-text);
  background: color-mix(in srgb, var(--dhvx-surface-soft) 54%, transparent);
}
.dhvx-app[data-dhv-experience="feed"] .dhvx-nav a.is-active,
.dhvx-site-app .dhvx-nav a.is-active,
.dhvx-site-app .dhvx-nav a[aria-current="page"] {
  color: var(--dhvx-text);
  font-weight: 730;
  background: transparent;
  box-shadow: inset 2px 0 0 var(--dhvx-brand);
}
.dhvx-app[data-dhv-experience="feed"] .dhvx-nav a.is-active .dhvx-icon,
.dhvx-site-app .dhvx-nav a.is-active .dhvx-icon,
.dhvx-site-app .dhvx-nav a[aria-current="page"] .dhvx-icon {
  color: var(--dhvx-brand);
}

/* Wide desktop: the rail reads as navigation, not as a mini dashboard. */
@media (min-width: 1300px) {
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav,
  .dhvx-site-app.is-listing .dhvx-nav,
  .dhvx-site-app.is-entity .dhvx-nav,
  .dhvx-site-app.is-reader .dhvx-nav {
    gap: 3px;
    padding-right: 12px;
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav a,
  .dhvx-site-app.is-listing .dhvx-nav a,
  .dhvx-site-app.is-entity .dhvx-nav a,
  .dhvx-site-app.is-reader .dhvx-nav a {
    min-height: 46px;
    padding-inline: 12px 10px;
    border-radius: 8px;
    font-size: 15px;
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav a.is-active,
  .dhvx-site-app.is-listing .dhvx-nav a.is-active,
  .dhvx-site-app.is-entity .dhvx-nav a.is-active,
  .dhvx-site-app.is-reader .dhvx-nav a.is-active,
  .dhvx-site-app .dhvx-nav a[aria-current="page"] {
    border-radius: 0 8px 8px 0;
  }

  /* Secondary navigation becomes progressively quieter. */
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav-groups,
  .dhvx-site-app.is-listing .dhvx-nav-groups,
  .dhvx-site-app.is-entity .dhvx-nav-groups {
    margin-top: 22px;
    padding-top: 14px;
    border-top-color: color-mix(in srgb, var(--dhvx-border) 54%, transparent);
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav-group,
  .dhvx-site-app.is-listing .dhvx-nav-group,
  .dhvx-site-app.is-entity .dhvx-nav-group {
    border-bottom: 0;
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav-group + .dhvx-nav-group,
  .dhvx-site-app.is-listing .dhvx-nav-group + .dhvx-nav-group,
  .dhvx-site-app.is-entity .dhvx-nav-group + .dhvx-nav-group {
    margin-top: 2px;
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav-group summary,
  .dhvx-site-app.is-listing .dhvx-nav-group summary,
  .dhvx-site-app.is-entity .dhvx-nav-group summary {
    min-height: 36px;
    padding-left: 10px;
    color: var(--dhvx-text-secondary);
    font-size: 12px;
    font-weight: 650;
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav-group.is-secondary summary,
  .dhvx-site-app.is-listing .dhvx-nav-group.is-secondary summary,
  .dhvx-site-app.is-entity .dhvx-nav-group.is-secondary summary {
    color: var(--dhvx-text-muted);
    font-size: 11.5px;
    font-weight: 610;
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav-group summary::after,
  .dhvx-site-app.is-listing .dhvx-nav-group summary::after,
  .dhvx-site-app.is-entity .dhvx-nav-group summary::after {
    right: 11px;
    width: 6px;
    height: 6px;
    opacity: .72;
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav-group__links,
  .dhvx-site-app.is-listing .dhvx-nav-group__links,
  .dhvx-site-app.is-entity .dhvx-nav-group__links {
    padding-bottom: 8px;
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav-group.is-secondary .dhvx-nav-group__links a,
  .dhvx-site-app.is-listing .dhvx-nav-group.is-secondary .dhvx-nav-group__links a,
  .dhvx-site-app.is-entity .dhvx-nav-group.is-secondary .dhvx-nav-group__links a {
    min-height: 31px;
    color: var(--dhvx-text-muted);
    font-size: 12px;
    font-weight: 520;
    background: transparent;
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav-group.is-secondary .dhvx-nav-group__links a:hover,
  .dhvx-site-app.is-listing .dhvx-nav-group.is-secondary .dhvx-nav-group__links a:hover,
  .dhvx-site-app.is-entity .dhvx-nav-group.is-secondary .dhvx-nav-group__links a:hover {
    color: var(--dhvx-text);
    background: transparent;
    text-decoration: underline;
    text-underline-offset: 3px;
  }

  /* Account is identity, not another navigation card. */
  .dhvx-app[data-dhv-experience="feed"] .dhvx-account-card,
  .dhvx-site-app.is-listing .dhvx-account-card,
  .dhvx-site-app.is-entity .dhvx-account-card,
  .dhvx-site-app.is-reader .dhvx-account-card {
    min-height: 52px;
    margin-top: 18px;
    padding: 8px 10px;
    border-top: 0;
    border-radius: 10px;
    background: transparent;
    color: var(--dhvx-text-secondary);
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-account-card:hover,
  .dhvx-site-app.is-listing .dhvx-account-card:hover,
  .dhvx-site-app.is-entity .dhvx-account-card:hover,
  .dhvx-site-app.is-reader .dhvx-account-card:hover {
    background: color-mix(in srgb, var(--dhvx-surface-soft) 42%, transparent);
    color: var(--dhvx-text);
  }
  .dhvx-account-card__avatar {
    width: 34px;
    height: 34px;
    flex-basis: 34px;
    border-color: color-mix(in srgb, var(--dhvx-border) 68%, transparent);
  }
  .dhvx-account-card__copy strong { font-size: 12.75px; font-weight: 680; }
  .dhvx-account-card__copy small { font-size: 10.75px; }
}

/* Compact desktop and tablet: icon rail is a deliberate navigation state. */
@media (min-width: 768px) and (max-width: 1299px) {
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav,
  .dhvx-site-app .dhvx-nav { gap: 5px; }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav a,
  .dhvx-site-app .dhvx-nav a {
    width: 48px;
    min-height: 48px;
    padding: 0;
    justify-content: center;
    border-radius: 14px;
    box-shadow: none;
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav a.is-active,
  .dhvx-site-app .dhvx-nav a.is-active,
  .dhvx-site-app .dhvx-nav a[aria-current="page"] {
    background: color-mix(in srgb, var(--dhvx-brand) 8%, var(--dhvx-surface));
    box-shadow: none;
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav a .dhvx-icon,
  .dhvx-site-app .dhvx-nav a .dhvx-icon {
    width: 22px;
    height: 22px;
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-account-card,
  .dhvx-site-app .dhvx-account-card {
    width: 48px;
    min-height: 48px;
    padding: 6px;
    margin-inline: 0;
    border: 0;
    border-radius: 50%;
    background: transparent;
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-account-card:hover,
  .dhvx-site-app .dhvx-account-card:hover {
    background: color-mix(in srgb, var(--dhvx-surface-soft) 56%, transparent);
  }
}

/* Mobile: the left rail is replaced by bottom navigation + the existing menu
 * sheet. The menu keeps Categories discoverable while support/business groups
 * are intentionally quieter. No desktop rail is cloned into the Feed. */
@media (max-width: 767px) {
  .dhvx-bottom-nav a {
    color: var(--dhvx-text-muted);
  }
  .dhvx-bottom-nav a.is-active,
  .dhvx-bottom-nav a[aria-current="page"] {
    color: var(--dhvx-text);
    font-weight: 680;
  }
  .dhvx-bottom-nav a.is-active .dhvx-icon,
  .dhvx-bottom-nav a[aria-current="page"] .dhvx-icon {
    color: var(--dhvx-brand);
  }
  .dhvx-bottom-nav .dhvx-icon { width: 22px; height: 22px; }
  .dhvx-bottom-nav small { font-size: 10.5px; }

  .dhvx-mobile-menu__group.is-categories summary {
    color: var(--dhvx-text);
    font-weight: 720;
  }
  .dhvx-mobile-menu__group.is-secondary summary {
    color: var(--dhvx-text-secondary);
    font-weight: 620;
  }
  .dhvx-mobile-menu__group.is-secondary .dhvx-mobile-menu__links a {
    color: var(--dhvx-text-secondary);
  }
}

@media (max-width: 359px) {
  .dhvx-bottom-nav small { font-size: 10px; }
}

html[data-theme="dark"] .dhvx-app[data-dhv-experience="feed"] .dhvx-nav a.is-active,
html[data-theme="dark"] .dhvx-site-app .dhvx-nav a.is-active,
html[data-theme="dark"] .dhvx-site-app .dhvx-nav a[aria-current="page"] {
  color: var(--dhvx-text);
}

@media (forced-colors: active) {
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav a.is-active,
  .dhvx-site-app .dhvx-nav a.is-active,
  .dhvx-site-app .dhvx-nav a[aria-current="page"] {
    outline: 2px solid Highlight;
    outline-offset: -2px;
    box-shadow: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav a,
  .dhvx-site-app .dhvx-nav a,
  .dhvx-account-card { transition: none; }
}


/* ========================================================================== 
 * 13.78.43 — Left Rail Convergence + Scroll-Stable Disclosure
 * This is the final owner for desktop/tablet left-navigation presentation.
 * Shell canvas remains soft gray; Feed/reader cards remain the bright focus.
 * ========================================================================== */
:root {
  --dhvx-nav-home: #d92f38;
  --dhvx-nav-search: #2f73c8;
  --dhvx-nav-latest: #7656b4;
  --dhvx-nav-saved: #b97816;
}

/* Primary destinations: larger icon wells and stable editorial scanning. */
.dhvx-app[data-dhv-experience="feed"] .dhvx-nav a,
.dhvx-site-app .dhvx-nav a {
  gap: 13px;
}
.dhvx-app[data-dhv-experience="feed"] .dhvx-nav a .dhvx-icon,
.dhvx-site-app .dhvx-nav a .dhvx-icon {
  width: 30px;
  height: 30px;
  padding: 4px;
  border-radius: 10px;
  background: #ffffff;
  box-shadow: inset 0 0 0 1px color-mix(in srgb, currentColor 12%, var(--dhvx-border));
  stroke-width: 1.95;
}
.dhvx-app[data-dhv-experience="feed"] .dhvx-nav a[data-dhvx-nav-item="home"] .dhvx-icon,
.dhvx-site-app .dhvx-nav a[data-dhvx-nav-item="home"] .dhvx-icon { color: var(--dhvx-nav-home); }
.dhvx-app[data-dhv-experience="feed"] .dhvx-nav a[data-dhvx-nav-item="search"] .dhvx-icon,
.dhvx-site-app .dhvx-nav a[data-dhvx-nav-item="search"] .dhvx-icon { color: var(--dhvx-nav-search); }
.dhvx-app[data-dhv-experience="feed"] .dhvx-nav a[data-dhvx-nav-item="latest"] .dhvx-icon,
.dhvx-site-app .dhvx-nav a[data-dhvx-nav-item="latest"] .dhvx-icon { color: var(--dhvx-nav-latest); }
.dhvx-app[data-dhv-experience="feed"] .dhvx-nav a[data-dhvx-nav-item="saved"] .dhvx-icon,
.dhvx-site-app .dhvx-nav a[data-dhvx-nav-item="saved"] .dhvx-icon { color: var(--dhvx-nav-saved); }
.dhvx-nav a[data-dhvx-nav-item] > span,
.dhvx-nav a[data-dhvx-nav-item] > strong { color: var(--dhvx-text-secondary); }
.dhvx-nav a[data-dhvx-nav-item].is-active > span,
.dhvx-nav a[data-dhvx-nav-item].is-active > strong,
.dhvx-nav a[data-dhvx-nav-item][aria-current="page"] > span,
.dhvx-nav a[data-dhvx-nav-item][aria-current="page"] > strong { color: var(--dhvx-text); }
.dhvx-nav a[data-dhvx-nav-item].is-active .dhvx-icon,
.dhvx-nav a[data-dhvx-nav-item][aria-current="page"] .dhvx-icon {
  background: color-mix(in srgb, currentColor 11%, #ffffff);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, currentColor 20%, var(--dhvx-border));
}

/* Group headers now read as real destinations rather than plain blog text. */
.dhvx-nav-group > summary {
  display: grid !important;
  grid-template-columns: 30px minmax(0, 1fr) 12px;
  align-items: center;
  gap: 9px;
  min-width: 0;
}
.dhvx-nav-group > summary::after { grid-column: 3; }
.dhvx-nav-group__summary-icon {
  grid-column: 1;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: #ffffff;
  color: #6c7279;
  box-shadow: inset 0 0 0 1px color-mix(in srgb, currentColor 12%, var(--dhvx-border));
}
.dhvx-nav-group__summary-icon .dhvx-icon { width: 19px; height: 19px; }
.dhvx-nav-group__summary-icon.tone-blue { color:#356da8; background:#eef5fb; }
.dhvx-nav-group__summary-icon.tone-orange { color:#9b6530; background:#fbf2e9; }
.dhvx-nav-group__summary-icon.tone-teal { color:#2b756d; background:#eaf6f3; }
.dhvx-nav-group__summary-label {
  grid-column: 2;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.dhvx-nav-group.is-secondary .dhvx-nav-group__links {
  margin-left: 39px;
  padding-left: 8px;
  border-left: 1px solid color-mix(in srgb, var(--dhvx-border) 82%, transparent);
}
.dhvx-nav-group.is-secondary .dhvx-nav-group__links a {
  position: relative;
  padding-left: 10px !important;
  color: var(--dhvx-text-secondary) !important;
  text-decoration: none !important;
}
.dhvx-nav-group.is-secondary .dhvx-nav-group__links a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 4px;
  height: 4px;
  margin-top: -2px;
  border-radius: 50%;
  background: #c7cbd0;
}
.dhvx-nav-group.is-secondary .dhvx-nav-group__links a:hover,
.dhvx-nav-group.is-secondary .dhvx-nav-group__links a:focus-visible {
  color: var(--dhvx-text) !important;
  background: color-mix(in srgb, #ffffff 72%, transparent) !important;
  text-decoration: none !important;
}

/* Category identity stays colorful only in the icon well; the rail itself
   remains neutral and calm. */
.dhvx-nav-group__links .dhvx-category-link.is-rail .dhvx-category-link__icon {
  width: 40px;
  height: 40px;
  flex-basis: 40px;
  border-radius: 12px;
  background: var(--dhvx-category-soft);
  color: var(--dhvx-category);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--dhvx-category) 14%, transparent);
}
.dhvx-nav-group__links .dhvx-category-link.is-rail {
  min-height: 52px;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 11px;
  font-size: 15px;
}

/* Scroll-stage dock belongs to the same gray shell instead of becoming a
   detached white card. Feed cards remain the bright surface in the center. */
@media (min-width: 1300px) {
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav a,
  .dhvx-site-app.is-listing .dhvx-nav a,
  .dhvx-site-app.is-entity .dhvx-nav a,
  .dhvx-site-app.is-reader .dhvx-nav a {
    min-height: 52px;
    gap: 14px;
    font-size: 16px;
    line-height: 1.25;
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-nav-group > summary,
  .dhvx-site-app.is-listing .dhvx-nav-group > summary,
  .dhvx-site-app.is-entity .dhvx-nav-group > summary {
    min-height: 44px;
    font-size: 13px;
    line-height: 1.25;
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-left-dock,
  .dhvx-site-app.is-listing .dhvx-left-dock,
  .dhvx-site-app.is-entity .dhvx-left-dock {
    box-sizing: border-box;
    width: min(100%, var(--dhvx-rail-card-width, 300px));
    max-width: var(--dhvx-rail-card-width, 300px);
    margin: 0 0 0 auto;
    padding: 13px 11px 12px;
    gap: 8px;
    border: 1px solid var(--dhvx-rail-card-border, #dde1e6);
    border-radius: var(--dhvx-rail-card-radius, 14px);
    background: var(--dhvx-rail-surface, #f7f8f9);
    box-shadow: var(--dhvx-rail-card-shadow, 0 8px 22px rgba(17,24,39,.035));
    overflow: hidden;
    backdrop-filter: blur(8px);
  }
  .dhvx-app[data-dhv-experience="feed"] .dhvx-left-dock,
  .dhvx-site-app.is-listing .dhvx-left-dock,
  .dhvx-site-app.is-entity .dhvx-left-dock {
    top: var(--dhvx-rail-sticky-top, 16px);
  }
  body.admin-bar .dhvx-app[data-dhv-experience="feed"] .dhvx-left-dock,
  body.admin-bar .dhvx-site-app.is-listing .dhvx-left-dock,
  body.admin-bar .dhvx-site-app.is-entity .dhvx-left-dock {
    top: var(--dhvx-rail-sticky-top-admin, 48px);
  }
  .dhvx-left-dock::before {
    content: "Khám phá tiếp";
    display: block;
    min-width: 0;
    padding: 0 7px 5px;
    color: var(--dhvx-brand-strong);
    font-size: 11px;
    line-height: 1.25;
    font-weight: 780;
    letter-spacing: .045em;
    text-transform: uppercase;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .dhvx-left-dock .dhvx-dock-nav { display:grid; gap:3px; }
  .dhvx-left-dock .dhvx-dock-nav a,
  .dhvx-left-dock .dhvx-dock-account {
    min-width: 0;
    min-height: 44px;
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 5px 8px;
    border-radius: 10px;
    color: var(--dhvx-text-secondary);
    font-size: 13px;
    font-weight: 650;
    overflow: hidden;
  }
  .dhvx-left-dock .dhvx-dock-nav a .dhvx-icon,
  .dhvx-dock-account__avatar {
    width: 30px;
    height: 30px;
    flex: 0 0 30px;
    display: grid;
    place-items: center;
    padding: 4px;
    border-radius: 9px;
    background: #ffffff;
    box-shadow: inset 0 0 0 1px color-mix(in srgb, currentColor 12%, var(--dhvx-border));
  }
  .dhvx-left-dock .dhvx-dock-nav a[data-dhvx-dock-item="home"] .dhvx-icon { color:var(--dhvx-nav-home); }
  .dhvx-left-dock .dhvx-dock-nav a[data-dhvx-dock-item="search"] .dhvx-icon { color:var(--dhvx-nav-search); }
  .dhvx-left-dock .dhvx-dock-nav a[data-dhvx-dock-item="latest"] .dhvx-icon { color:var(--dhvx-nav-latest); }
  .dhvx-left-dock .dhvx-dock-nav a[data-dhvx-dock-item="saved"] .dhvx-icon { color:var(--dhvx-nav-saved); }
  .dhvx-left-dock .dhvx-dock-nav a:hover,
  .dhvx-left-dock .dhvx-dock-account:hover,
  .dhvx-left-dock .dhvx-dock-nav a:focus-visible,
  .dhvx-left-dock .dhvx-dock-account:focus-visible {
    background: rgba(255,255,255,.72);
    color: var(--dhvx-text);
  }
  .dhvx-left-dock .dhvx-dock-nav a.is-active,
  .dhvx-left-dock .dhvx-dock-nav a[aria-current="page"] {
    background: rgba(255,255,255,.86);
    color: var(--dhvx-text);
  }
  .dhvx-left-dock .dhvx-dock-nav a > span,
  .dhvx-dock-account__label {
    min-width: 0;
    max-width: 100%;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .dhvx-dock-account__avatar { padding: 0; color:#666d75; overflow:hidden; }
  .dhvx-dock-account__avatar img { width:100%; height:100%; display:block; object-fit:cover; border-radius:inherit; }
  .dhvx-dock-account__avatar .dhvx-icon { width:21px; height:21px; }
  .dhvx-left-dock .dhvx-dock-account {
    position: relative;
    margin-top: 3px;
    padding-top: 7px;
    border-top: 1px solid color-mix(in srgb, var(--dhvx-border) 85%, transparent);
  }
}

@media (min-width: 768px) and (max-width: 1299px) {
  .dhvx-nav a[data-dhvx-nav-item] .dhvx-icon { width:28px; height:28px; padding:4px; }
}

html[data-theme="dark"] .dhvx-nav-group__summary-icon,
html[data-theme="dark"] .dhvx-nav a[data-dhvx-nav-item] .dhvx-icon,
html[data-theme="dark"] .dhvx-left-dock .dhvx-dock-nav a .dhvx-icon,
html[data-theme="dark"] .dhvx-dock-account__avatar {
  background: color-mix(in srgb, var(--dhvx-surface-soft) 82%, #111);
}
html[data-theme="dark"] .dhvx-app[data-dhv-experience="feed"] .dhvx-left-dock,
html[data-theme="dark"] .dhvx-site-app.is-listing .dhvx-left-dock,
html[data-theme="dark"] .dhvx-site-app.is-entity .dhvx-left-dock {
  background: color-mix(in srgb, var(--dhvx-platform-canvas, #17191c) 92%, var(--dhvx-surface));
}